Mixing ball



FIG. 1 is a top, front right perspective view of a mixing ball;

FIG. 2 is a top, front left perspective view of the mixing ball;

FIG. 3 is a bottom, rear left perspective view of the mixing ball;

FIG. 4 is a bottom rear perspective view of the mixing ball;

FIG. 5 is a front view of the mixing ball;

FIG. 6 is a rear view of the mixing ball;

FIG. 7 is a top view of the mixing ball;

FIG. 8 is a bottom view of the mixing ball;

FIG. 9 is a right side view of the mixing ball; and,

FIG. 10 is a left side view of the mixing ball. 

CLAIM The ornamental design for a mixing ball, as shown and described. 